Finding the Fourth Proportional to 1,147,900.05, 1,722,099.18 and 349,160.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,900.05 : 1,722,099.18 = 349,160.83 : x
2. Step 2: Convert to fraction form
   1,147,900.05/1,722,099.18 = 349,160.83/x
3. Step 3: Cross multiply
   1,147,900.05x = 1,722,099.18 × 349,160.83
4. Step 4: Simplify right side
   1,147,900.05x = 601,289,568,674.82
5. Step 5: Solve for x
   x = 601,289,568,674.82/1,147,900.05
6. Step 6: Final answer
   x = 523,817.01